2000% is the change from 43 to 903
Calculation steps:
[( 903 - 43 ) ÷ 43] x 100 = 2000%
Formula
Percentage change = [(903 - 43) / 43] x 100
Subtract the new number by the original number
903 - 43 = 860
860 ÷ 43 = 20
20 x 100 = 2000%
Example